Home / 10,306,952.10-15,460,428.15-7,283,643.30

Finding the Fourth Proportional to 10,306,952.10, 15,460,428.15 and 7,283,643.30

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Solution

The fourth proportional to 10,306,952.10, 15,460,428.15 and 7,283,643.30 is: 10,925,464.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306,952.10 : 15,460,428.15 = 7,283,643.30 : x
  2. Step 2: Convert to fraction form
    10,306,952.10/15,460,428.15 = 7,283,643.30/x
  3. Step 3: Cross multiply
    10,306,952.10x = 15,460,428.15 × 7,283,643.30
  4. Step 4: Simplify right side
    10,306,952.10x = 112,608,243,909,878.89
  5. Step 5: Solve for x
    x = 112,608,243,909,878.89/10,306,952.10
  6. Step 6: Final answer
    x = 10,925,464.95

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.